<html lang="en">
    <head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initi
    al-scale=1.0">
    <title>bind
   ⽅法实验
   </title>
    </head>
    <body>
    <script>
   function foo(name, age, height, address) {
 console.log("foo:", this);
 console.log("参数:", name, age, height, address);
 }
 var obj = { name: "gkd" };
 var bar = foo.bind(obj);
 bar(); // this -> obj
 var barWithArgs = foo.bind(obj, "kobe", 18, 1.88);
 barWithArgs("james");
    </script>
    </body>
    </html>